package com.lw.creational.builder.burger;

import com.lw.creational.builder.Item;
import com.lw.creational.builder.pack.Packing;
import com.lw.creational.builder.pack.Wrapper;

//抽象汉堡对象
public abstract class Burger implements Item {
 
   @Override
   public Packing packing() {
      return new Wrapper();
   }
 
   @Override
   public abstract float price();
}